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The human beings are bisexual with two separate sexes - male and female. The individuals of the two sexes show distinctive features called the secondary sexual characteristics. Some of the male secondary sexual characteristics are facial hair, cracking of voice, etc. female secondary sexual characteristics include development of breasts, broadening of hips, etc. Such distinguishing features are present in all the animals. These characteristics serve to identify and attract sex partners.
The reproductive system comprises of two different parts:
- Primary reproductive system
- Accessory reproductive system
Primary reproductive system that includes the gamete-producing organs, the testes and the ovaries.
Accessory reproductive system that includes the glands, passages and other such associated structures.